Cascading style sheet

JavaScript Change Background Color on Click

In this tutorial, we are going to change the background color of a webpage to the one supplied by the user in the input field.

Let’s get Started!

<!DOCTYPE html>
<html lang="en" dir="ltr">
  <head>
    <meta charset="utf-8">
    <title>Change JavaScript Background Color on Click</title>
    <link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-0evHe/X+R7YkIZDRvuzKMRqM+OrBnVFBL6DOitfPri4tjfHxaWutUpFmBp4vmVor" crossorigin="anonymous">
    <style>
    .colorContainer {
      display:flex;
      flex-direction: row;
      justify-content: center;
      align-items: center;
    }
    </style>
  </head>
  <body>
    <div class="container d-flex justify-content-center colorContainer">
    <form>
    <input id="colorName" type="text" class="form-control-lg" placeholder="Enter color name or code" />
    <button type="button" id="btn" class="btn btn-primary btn-lg" onclick="changeColor()">Change Color</button>
    </form>
    </div>


    <script>
   let colorName = document.getElementById("colorName");
   let btn = document.getElementById("btn");

   function changeColor() {
     document.body.style.backgroundColor = colorName.value;
   }

    </script>

  </body>
</html>

Result:

See also

CSS Dropdown Menu

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